Watch List notes:

Santo Domingo, 4 reales, Charles-Joanna, assayer F to left, mintmark P to left and S to right, very rare. S-SD1; KM-32 ;CT-Type 72. 10.17 grams. Broad, round flan with nearly full legends and inner details despite moderate corrosion (also part of edge broken and repaired), motto as P-LVS-V, cloverlike ornaments, Latin lettering, king and queen's names on both sides, nicely toned. With Global Marine Exploration photo-certificate and media packet #PC01254F. Recovered from: "Pewter Wreck," sunk in the mid-1500s off Santo Domingo, Dominican Republic

Estimate: $3500 - 5000